Details

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JBL V4

300W, Two-Channel Professional Audio Amplifier

JBL V4 is a cost-effective two-channel professional audio amplifier, which is specially designed to meet low power output demand and provides performance matching for JBL entertainment speakers.


features

• 2U rack-mounted amplifier housing fits into standard professional audio equipment cabinet
• Intuitive front panel at-a-glance, simplistic and functional design
• Support stereo, parallel and bridge-mono modes
• Provide three power output options: 2 x 380W @ 4ohms, 2 x 300W @ 8ohms, and 760W @ 8ohms (bridge mode)
• Equipped with Harman advanced amplification transistor and specially tuned for JBL entertainment loudspeakers ensuring delivering high-fidelity acoustic sound
• Amplifier is specially tuned with JBL Entertainment speaker, enabling easier and faster setup and installation
• Speakon^® audio connection and output binding post design facilitate quick and easy application
• Equipped with a variable-speed fan and detachable dust filter for easy maintenance

Specifications

Minimum Guaranteed Power
4 ohms stereo (per channel)	380 W
8 ohms stereo (per channel)	300 W
8 ohms bridge mono	760 W
Frequency Response (1W)	20 Hz – 20 kHz, +0/-1 dB
Frequency Response (1W) notes	Measured in a full space (4π) condition.
Intermodulation Distortion(THD)	< 0.5%, 20 Hz – 20 kHz
Transient Intermodulation Distortion (IMD)	< 0.6 % (60 Hz and 7 kHz at 4:1, from full rated output to -30 dB)
Conversation Rate	> 10 V/μs
Voltage Gain	36 dB
Damping Coefficient	> 200 (8 ohms, 10 Hz to 400 Hz)
Signal-to-Noise Ratio	> 100 dB
Signal-to-Noise Ratio notes	Referenced to rated output power, 20 Hz to 20 kHz, A-weighted
Crosstalk	-75 dB @ 1 kHz, -59 dB @20 kHz
Crosstalk notes	Referenced to rated output power
Input Sensitivity (Rated power @ 8 ohms)	0.775 V
Input Sensitivity notes	According to IEC standard, tested for 2 hours under pink noises with a crest factor of 6 dB.
Input Impedance (Rated)	20k ohms (balanced inputs) 10k ohms (non-balanced inputs)
Signal Input/ Output Connector	One balanced XLR input and one XLR LINK output per channel
Amplifier Output Connector	One Speakon signal output interface and one set of terminal output interface per channel
Front Panel Control	Power switch and channel gain knob
Rear Panel Control	Output mode switch: Stereo, Parallel, Bridge-mono
Power Indicator	Blue
Signal Indicator	Green
Clipping Indicator	Yellow
Fault Indicator	Red
Power Cord Specifications	Plug: 10 A, 250 V Cable: CCC 3 x 1.0 mm2 x 1.5 m
Amplifier Housing	Built-in 2U standard rack
Protection	Protection against short circuit, no load, power on/off noise, radio interference and abnormal temperature
Ventilation	Air convection mechanism from front to back
cooling system	DC motor fan for heat dissipation and cooling
Dimension (W x H x D)	482 mm x 88 mm x 238.5 mm
Net Weight	8.5 Kg